Yamaha YZF-R125 Service Manual: Disassembling the front fork legs
The following procedure applies to both of the front fork legs.
1. Remove:
- Rubber cap
- Clip "1"
- Front fork cap "2" (with O-ring)
- Fork spring
NOTE:
Push the front fork cap in the direction of the arrow shown in the illustration to remove the clip.
2. Drain:
- Fork oil
NOTE:
Stroke the inner tube several times while draining the fork oil.
3. Remove:
- Dust seal "1"
- Oil seal clip "2" (with a flat-head screwdriver)
| CAUTION: Do not scratch the inner tube.
|
4. Remove:
- Damper rod bolt "1"
- Damper rod
NOTE:
While holding the damper rod with the damper
rod holder "2" and T-handle "3", loosen the
damper rod bolt. 
Removing the front fork legs
The following procedure applies to both of the
front fork legs.
1. Stand the vehicle on a level surface.
WARNINGSecurely support the vehicle so that there
is
no danger of ...
Checking the front fork legs
The following procedure applies to both of the
front fork legs.
1. Check:
Inner tube
Outer tube
Bends/damage/scratches
Replace.
WARNINGDo not attempt to straighten a bent inner ...
Other materials:
Troubleshooting
Although Yamaha motorcycles receive
a thorough inspection before shipment
from the factory, trouble may occur during
operation. Any problem in the fuel,
compression, or ignition systems, for
example, can cause poor starting and
loss of power.
The following troubleshooting charts
repre ...
Starting circuit cut-off system operation
If the engine stop switch is set to "
" and the main switch is set to
"ON" (both switches are closed), the
starter motor can only operate if at least one of the following conditions is
met:
The transmission is in neutral (the neutral switch is closed).
The clutch lever is pulled to the ...
Checking the starter clutch
1. Check:
Starter clutch rollers "1"
Starter clutch spring caps "2"
Starter clutch springs "3"
Damage/wear Replace the starter
clutch
assembly.
2. Check:
Starter clutch idle gear
Starter clutch gear
Burrs/chips/roughness/wear Replace the
defective part(s).
3. Check:
...